HVAC Services in Merrimac, MA
4 HVAC contractors found
C&S Air Duct Cleaning LLC
5.0(557)
Highly Rated
“557 reviews yielding a 5.0-star average score reflects sustained excellence across recent client…”
18 Church St, Merrimac, MA 01860
PHD Plumbing, HVAC & Drain Cleaning
5.0(3)
“All three reviews award 5 stars, with both callers highlighting the same technician by name, James. Positive…”
40 Birch Meadow Rd, Merrimac, MA 01860
David Heating & Cooling Inc
5.0(3)
“All three reviewers award five stars, with Karen noting twenty-five years as a continuing client across three…”
19 Church St, Merrimac, MA 01860
HVAC Service Costs in Merrimac, MA
Pricing ranges across all HVAC services offered in Merrimac.
| Service | Typical Range | Price Points |
|---|---|---|
| AC Repair | $83–$3,080 | — |
| AC Installation | $168–$22,400 | — |
| AC Replacement | $2,352–$17,920 | — |
| HVAC Maintenance | $15–$824 | — |
| HVAC Repair | $83–$3,850 | — |
| HVAC Service | $76–$15,228 | — |
| Emergency HVAC | $165–$3,850 | — |
| Commercial HVAC | $2–$88,000 | — |
Prices reflect continental metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.
Frequently Asked Questions
Among 4 HVAC contractors serving Merrimac, the top-rated providers average 5.0★ across 665 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.